Disability, Independence and Dependency Situations Survey Employment and Education. National results: Relative figures Percentage of persons with disabilities, according to level of studies completed, by type of household and sex Units: percentage Total Single-person household Couple alone Couple with children Father or mother alone with at least one child Another type of household Both sexes Males Females Both sexes Males Females Both sexes Males Females Both sexes Males Females Both sexes Males Females Both sexes Males Females Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Not applicable, he or she is under 10 years old 0.79 1.27 0.48 .. .. .. .. .. .. 2.55 3.15 1.93 0.47 1.01 0.25 0.39 0.85 0.17 Cannot read or write 10.74 7.25 13.06 12.65 7.55 14.48 7.46 4.99 9.74 7.20 6.11 8.33 15.30 13.30 16.16 14.87 10.20 17.12 Incomplete primary education 34.02 30.01 36.69 39.46 32.50 41.95 35.79 34.89 36.63 22.92 22.21 23.67 34.31 24.69 38.42 40.51 36.55 42.42 Primary education or the equivalent 29.30 30.50 28.49 26.77 26.94 26.70 32.29 32.17 32.40 30.36 30.70 30.00 27.13 31.63 25.21 27.60 29.06 26.89 Secondary education, 1st stage 9.44 10.79 8.55 7.10 9.67 6.18 8.90 8.25 9.50 14.67 14.26 15.11 8.26 12.78 6.33 6.39 8.63 5.31 Upper-secondary education 5.68 7.49 4.48 4.90 7.41 3.99 5.43 6.66 4.30 7.94 9.06 6.77 5.23 7.04 4.46 4.20 6.34 3.17 Intermediate professional training or the equivalent 2.91 3.63 2.43 2.32 3.78 1.79 2.85 3.31 2.43 4.70 4.68 4.72 3.02 3.67 2.74 1.36 2.25 0.92 Advanced professional training or the equivalent 1.86 2.63 1.34 1.44 2.69 1.00 1.68 2.63 0.80 2.97 3.27 2.67 1.95 2.22 1.83 1.05 1.66 0.76 University studies or the equivalent 5.26 6.42 4.48 5.38 9.47 3.91 5.60 7.11 4.21 6.69 6.57 6.81 4.32 3.67 4.59 3.63 4.46 3.23 Notes: 1) The '..' symbol shall be interpreted as 'not applicable' 2) The data corresponding to cells with fewer than 5 thousand persons must be viewed with caution, because it may be affected by large sampling errors. Source: National Statistics Institute